Manufacturing trailer parts in China, e.g, forged coupler, stamped coupler, hitch ball, towballs ,wheel hubs, square jack, jockey wheels, brake drums/disc, brake rotors, slack adjuster, wheel rims, gooseneck couplers, axles, container lock, various standard and non-standard bearings , etc. which can be made according to customer's drawings and samples.  If you need the above trailer parts,pls contact us for further information.